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authorJonas Gorski <jogo@openwrt.org>2013-12-17 21:44:46 +0100
committerMark Brown <broonie@linaro.org>2013-12-17 22:32:17 +0000
commitdea5de1b37c08bc8a028b6a53145b7594ba6eb31 (patch)
tree5b95060a272071817944c2b6041daefdb144c02d /drivers/spi
parentb1bdd4f883e1938a1921f300d7f164ce583b1a64 (diff)
downloadop-kernel-dev-dea5de1b37c08bc8a028b6a53145b7594ba6eb31.zip
op-kernel-dev-dea5de1b37c08bc8a028b6a53145b7594ba6eb31.tar.gz
spi/bcm63xx-hsspi: check result of clk_prepare_enable
Ensure we notice if the clock cannot be enabled for any reason and pass the error down. Signed-off-by: Jonas Gorski <jogo@openwrt.org> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-bcm63xx-hsspi.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/spi/spi-bcm63xx-hsspi.c b/drivers/spi/spi-bcm63xx-hsspi.c
index 6a763a8..949dfb5 100644
--- a/drivers/spi/spi-bcm63xx-hsspi.c
+++ b/drivers/spi/spi-bcm63xx-hsspi.c
@@ -351,7 +351,9 @@ static int bcm63xx_hsspi_probe(struct platform_device *pdev)
if (!rate)
return -EINVAL;
- clk_prepare_enable(clk);
+ ret = clk_prepare_enable(clk);
+ if (ret)
+ return ret;
master = spi_alloc_master(&pdev->dev, sizeof(*bs));
if (!master) {
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